GB2246680B - Vertical peaking method and the apparatus therefor - Google Patents

Vertical peaking method and the apparatus therefor

Info

Publication number
GB2246680B
GB2246680B GB9111006A GB9111006A GB2246680B GB 2246680 B GB2246680 B GB 2246680B GB 9111006 A GB9111006 A GB 9111006A GB 9111006 A GB9111006 A GB 9111006A GB 2246680 B GB2246680 B GB 2246680B
Authority
GB
United Kingdom
Prior art keywords
apparatus therefor
vertical peaking
peaking method
vertical
therefor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9111006A
Other languages
English (en)
Other versions
GB2246680A (en
GB9111006D0 (en
Inventor
Jeong-Sang Lee
Jong-Sang Lim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of GB9111006D0 publication Critical patent/GB9111006D0/en
Publication of GB2246680A publication Critical patent/GB2246680A/en
Application granted granted Critical
Publication of GB2246680B publication Critical patent/GB2246680B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
GB9111006A 1990-05-21 1991-05-21 Vertical peaking method and the apparatus therefor Expired - Fee Related GB2246680B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900007301A KR920010938B1 (ko) 1990-05-21 1990-05-21 화면 밝기에 따른 수직 윤곽조정 회로

Publications (3)

Publication Number Publication Date
GB9111006D0 GB9111006D0 (en) 1991-07-10
GB2246680A GB2246680A (en) 1992-02-05
GB2246680B true GB2246680B (en) 1994-03-23

Family

ID=19299262

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9111006A Expired - Fee Related GB2246680B (en) 1990-05-21 1991-05-21 Vertical peaking method and the apparatus therefor

Country Status (5)

Country Link
US (1) US5166795A (ja)
JP (1) JP2647570B2 (ja)
KR (1) KR920010938B1 (ja)
DE (1) DE4116589A1 (ja)
GB (1) GB2246680B (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3685575B2 (ja) * 1997-01-30 2005-08-17 三菱電機株式会社 ディスプレイ装置
KR100464396B1 (ko) * 1997-11-27 2005-04-06 삼성전자주식회사 수직 윤곽 신호 발생장치 및 방법
KR100346840B1 (ko) * 1999-11-04 2002-08-03 삼성전자 주식회사 화면의 펄럭거림을 최소화하는 흑신장 장치 및 그 방법
DE10129917A1 (de) * 2001-06-21 2003-01-02 Micronas Gmbh Verfahren und Vorrichtung zur Darstellung eines Fernsehbildes oder Monitorbildes auf einem Bildschirm
JP4808913B2 (ja) * 2003-04-08 2011-11-02 グローバル・オーエルイーディー・テクノロジー・リミテッド・ライアビリティ・カンパニー 表示装置
JP6031327B2 (ja) * 2012-10-31 2016-11-24 キヤノン株式会社 投影システム、プロジェクタ及び制御方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2119601A (en) * 1982-04-30 1983-11-16 Rca Corp Dynamic coring circuit
GB2145601A (en) * 1983-08-23 1985-03-27 Rca Corp Dynamic coring circuit for video signals
WO1990013968A1 (en) * 1989-04-28 1990-11-15 Ikegami Tsushinki Co., Ltd. Contour emphasizing device for tv camera

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4262304A (en) * 1979-07-16 1981-04-14 Faroudja Y C Low level/signal booster for television transition
GB2118396B (en) * 1982-03-31 1985-09-25 Rca Corp Video signal peaking system
US4679087A (en) * 1984-03-12 1987-07-07 Loge/Dunn Instruments, Inc. Method and apparatus for photographing video images of either polarity without CRT brightness or contrast readjustment
JPS6171772A (ja) * 1984-09-14 1986-04-12 Nec Corp 輪郭強調回路
EP0257129B1 (de) * 1986-08-29 1990-04-11 ANT Nachrichtentechnik GmbH Verfahren zur Wiedergabe von Fernsehsignalen mit verbesserter Bildqualität
JPH01204573A (ja) * 1988-02-10 1989-08-17 Sony Corp 雑音低減回路
US4847681A (en) * 1988-04-06 1989-07-11 Yves C. Faroudja Low level television signal transition booster
US4975773A (en) * 1989-03-31 1990-12-04 Zenith Electronics Corporation Dynamic range video black level expander

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2119601A (en) * 1982-04-30 1983-11-16 Rca Corp Dynamic coring circuit
GB2145601A (en) * 1983-08-23 1985-03-27 Rca Corp Dynamic coring circuit for video signals
WO1990013968A1 (en) * 1989-04-28 1990-11-15 Ikegami Tsushinki Co., Ltd. Contour emphasizing device for tv camera

Also Published As

Publication number Publication date
US5166795A (en) 1992-11-24
JPH04230177A (ja) 1992-08-19
GB2246680A (en) 1992-02-05
GB9111006D0 (en) 1991-07-10
DE4116589C2 (ja) 1993-05-13
KR910021124A (ko) 1991-12-20
JP2647570B2 (ja) 1997-08-27
DE4116589A1 (de) 1991-12-05
KR920010938B1 (ko) 1992-12-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100521